The marriage between the fifth princess of the Luo Kingdom and the powerless King Chuanping of the Chang Kingdom has led to an undercurrent surging on both sides, each with its own desires. The identity of the princess is complicated and confusing, and behind her identity is a little-known past. The fifth princess, her fiancé Tang Yuanqing, the bamboo horse Hechi, and the powerful minister Song Yunting set out on the road to find the truth.
Intention: People have joys and sorrows, partings and reunions, the moon waxes and wanes, this matter is difficult to solve in ancient times